Vehicle details

Chrysler 300c5.7 V8 340 bhp

Chrysler
Available Services
Rev Limit removal
  • Model

    Chrysler 300c

  • Variant

    5.7 V8 340 bhp

  • Years

    2006-2007

  • Fuel

    Petrol

  • Engine Size

    5654

  • ECU Type

    Motorola NCG5

Celtic Tuning's economy software is designed to improve fuel efficiency during normal daily driving, specifically under part-throttle conditions.

It delivers a smoother power curve and improved fuel economy, though actual savings and performance gains will depend on factors such as driving style, road conditions, and vehicle load.

Original Modified Difference
340

bhp

375

bhp

+35

bhp

525

Nm

569

Nm

+44

Nm

Stage Notes

This Stage 1 ECU remap, developed by Celtic Tuning, is designed to safely improve your vehicle's power and torque whilst maintaining standard components and remaining within tolerances.

It's the perfect balance of increased power and day-to-day usability, which is ideal for those who want extra performance but not at the cost of additional hardware or reliability.